—What do you think of the robots in the future?
—I think they won't __________ do all the work like humans.
A:can
B:like
C:able to
D:be able to
在学过欧姆定律后,同学们有以下认识,其中错误的是( )
我国西北地区物资出口最为便捷的铁路是( )
由欧姆定律I=UR 推得R=UI,下列说法中正确的是 ( )